2094018189 has 4 divisors (see below), whose sum is σ = 2792024256. Its totient is φ = 1396012124.

The previous prime is 2094018169. The next prime is 2094018191. The reversal of 2094018189 is 9818104902.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2094018189 - 2⁹ = 2094017677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2094018189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2094018169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349003029 + ... + 349003034.

It is an arithmetic number, because the mean of its divisors is an integer number (698006064).

Almost surely, 2^2094018189 is an apocalyptic number.

It is an amenable number.

2094018189 is a deficient number, since it is larger than the sum of its proper divisors (698006067).

2094018189 is an equidigital number, since it uses as much as digits as its factorization.

2094018189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698006066.

The product of its (nonzero) digits is 41472, while the sum is 42.

The square root of 2094018189 is about 45760.4434965397. The cubic root of 2094018189 is about 1279.3621066759.

The spelling of 2094018189 in words is "two billion, ninety-four million, eighteen thousand, one hundred eighty-nine".